1918 Development operations of Universal Oil Products Company, which had been founded in 1913 under the name National Hydrocarbon Company as a subsidiary of Standard Asphalt and Rubber Company, are moved from Independence, Kansas to Riverside, Illinois.
1924 Chicago Section of the American Institute of Chemical Engineers organized.
1925 Edwin Freud founds Visking Corporation, manufacturer of cellulose sausage casings. Later made low-density polyethylene bags and other blown LDPE products; became Viskase.
1928 Chicago Chemical Company and Aluminate Sales Corporation merge to form National Aluminate Corporation (changed in 1959 to Nalco), specializing in chemicals for water treatment.